dsp56001 Freescale Semiconductor, Inc, dsp56001 Datasheet - Page 38

• Manufacturer Part Number: dsp56001
• Description: Available In An 88 Pin Ceramic Through-hole Package.
• Manufacturer: Freescale Semiconductor, Inc

MOTOROLA
38
EXTAL
A0-A15,
PS, DS,
X/Y
BS
WT
RD
D0-D23
WR
D0-D23
Note: During Read-Modify-Write Instructions, the address lines do not change state.
However, BS will deassert before asserting again for the write cycle.
Bus Arbitration Figure 1. DSP56001 Synchronous BS / WT Timings
150
140
151
143
141
DSP56001 Electrical Characteristics
T0
T1
T2
145
152
Tw
T2
153
147
Data Out
Tw
T2
Data In
T3
148
T0
142
144
154
DSP56001
146
149